BB stands for battleship; SS is for merchant ships, and USS stands for United States Ship.
BB is the designation given to battleships. It itself has no specific meaning other than that.
SuperSport
Super Sport (SS)
In the case of ships SS stands for steamship.
gr = Grain ss = 1/2
lightning bolt
Schutzstaffel (Protection Unit)
Stainless steel
SS stands for scout sniper
SS stands for super sport
No.
SS Titanic means that Titanic was also called the SteamShip Titanic.